Urgent! a blue circular target is tacked onto a square corkboard. the area of the target is 75 square units. what is the area of the corkboard that is not covered by the target? a) 25 square units b) 65 square units c) 75 square units d) 100 square units

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.